Answer
$0-i$
Work Step by Step
$i^{3}=\sqrt {-1} \times \sqrt {-1} \times \sqrt {-1} = -1\times\sqrt {-1} = -i$.
There are no real terms so we write the answer as $0-i$.
Calculus: Early Transcendentals 8th Edition
by Stewart, James
Published by
Cengage Learning
ISBN 10:
1285741552
ISBN 13:
978-1-28574-155-0
APPENDIX H - Complex Numbers - H Exercises - Page A 64: 11
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